Comment 6 for bug 1094888

For the record, I get the same symptoms as reported upstream - gphoto2 fails with:

1.801756 ptp2/usbread(2): Clearing halt on IN EP and retrying once.
1.802082 gphoto2-port(2): Clear halt...
1.802348 ptp2/usb_getresp(0): request code 0x1002 getting resp error 0x02ff
1.802558 ptp2/camera_init(0): ptp_opensession returns 2ff
1.802809 ptp2/device_reset_request(2): sending reset
1.803009 gphoto2-port(2): Writing message (request=0x66 value=0x0 index=0x0 size=0=0x0)...
1.803218 gphoto2-port(3): No hexdump (NULL buffer)
1.807272 ptp(2): PTP: Opening session
1.807557 gphoto2-port(2): Writing 16=0x10 bytes to port...
1.807761 gphoto2-port(3): Hexdump of 16 = 0x10 bytes follows:
0000 10 00 00 00 01 00 02 10-00 00 00 00 01 00 00 00 ................

1.808007 ptp2/ptp_usb_getresp(2): reading response
1.808210 ptp2/ptp_usb_getpacket(2): getting next ptp packet
1.808411 gphoto2-port(2): Reading 512=0x200 bytes from port...

I have a Canon 60D, Ubuntu 12.04 on a ZAReason, USB 2, and dpkg:

ii libusb-0.1-4 2:0.1.12-20 userspace USB programming library
ii libusb-0.1-4:i386 2:0.1.12-20 userspace USB programming library
ii libusb-1.0-0 2:1.0.9~rc3-2ubuntu1 userspace USB programming library
ii gphoto2 2.4.11-2 The gphoto2 digital camera command-line client
ii libgphoto2-2 2.4.13-1ubuntu1.2 gphoto2 digital camera library
ii libgphoto2-2:i386 2.4.13-1ubuntu1.2 gphoto2 digital camera library
ii libgphoto2-l10n 2.4.13-1ubuntu1.2 gphoto2 digital camera library - localized messages
ii libgphoto2-port0 2.4.13-1ubuntu1.2 gphoto2 digital camera port library
ii libgphoto2-port0:i386 2.4.13-1ubuntu1.2 gphoto2 digital camera port library